Home / 180,662.02-249,303.76-100,084.74

Finding the Fourth Proportional to 180,662.02, 249,303.76 and 100,084.74

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Solution

The fourth proportional to 180,662.02, 249,303.76 and 100,084.74 is: 138,111.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,662.02 : 249,303.76 = 100,084.74 : x
  2. Step 2: Convert to fraction form
    180,662.02/249,303.76 = 100,084.74/x
  3. Step 3: Cross multiply
    180,662.02x = 249,303.76 × 100,084.74
  4. Step 4: Simplify right side
    180,662.02x = 24,951,500,754.10
  5. Step 5: Solve for x
    x = 24,951,500,754.10/180,662.02
  6. Step 6: Final answer
    x = 138,111.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.